code: def use_terms_for_extra_features(self):
      self._use_terms_for_extra_features = True
      return self
  
file_path: scattertext/scattertext/DocsAndLabelsFromCorpus.py
imports: import numpy
  import sys
  from scattertext.ParsedCorpus import ParsedCorpus
label_desc: Use image node_id 3 for calling the DocsAndLabelsFromCorpus obj's underlying member method code with example usage: obj.use_terms_for_extra_features() and returns: self